## [悪用確認] CVE-2026-96655: Plex Media Server Server-Side Request Forgery (SSRF) Vulnerability

- 種別: advisory
- 重大度: critical
- CVE: CVE-2026-96655
- 公開日時: 2026-10-20T00:00:00.000Z
- 情報源: CISA Known Exploited Vulnerabilities (https://nvd.nist.gov/vuln/detail/CVE-2026-96655)
- パーマリンク: https://vulnpulse.app/items/cisa-kev-cve-2026-96655

Plex Media Server
Plex Media Server contains a server-side request forgery (SSRF) vulnerability that could allow an authenticated user to request arbitrary internal or external addresses via the '/video/:/transcode/universal' path parameter. This vulnerability can be chained with CVE-2026-96652, CVE-2026-96654, and CVE-2026-96656.
対応: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. (期限 2026-11-03)